Aug 09, 2011

Digital Signage Trends: LED Backlights

By James WoodThe description of digital signage might compete with the military for the EUA award (Excessive Use of Acronyms). You can look at getting an LCD with HDMI and DVI input so the PC content is in HD. Add to the list CCFL and LED when referring to the way the screen is lit. Since liquid crystal displays (LCDs) don’t produce any light, they need to be lit from behind. The old standard has been to use cold compact florescent lights (CCFL) because it produces a uniform light across the whole screen for an affordable price.But light emitting diodes (LEDs) have improved to the point where they are taking over for the CCFLs. The Planar ep46L and More…

hdmi , LED , ep55l , ep-series , lcd monitor , ccfl , EUA , dvi , ep46l